KMe Unit Coolers

The Searle range of commercial unit coolers combine versatility and aesthetic design with consistent performance to offer the ideal cooler at a competitive price. They are typically the 1st choice product for the following applications due to their proven design and reliability :- Cold rooms Food storage Food preparation Cool cabinets

Searle coolers are approved for many supermarkets across the world and are used extensively in conven-ience stores, commercial refrigeration applications and many industrial & agricultural projects.

Selection Software Duetothelargenumberofmodelsacrossthecoolerrangesandtherangeofalternativerefrigerants,selectionoftheoptimumcoolerisbestperformedusingthelatestSearleSelectionSoftware.ThesoftwarecanbeobtainedeitherasaCD,directfromyourSearlerepresentativeordowloadedfromtheSearlewebsite.

Alternatively a fully interactive version of the selectionsoftware is available on-line at www.searle.co.uk where it isalsopossibletoviewallbrochuresandinstallation&maintenancedata.

Range Benefits

Energy efficientWiththeincreasingimportanceofenergyefficiencyaspartoftheselectioncriteria, thenewSearlecoolersutilise fansetswhichoffersignificantenergysavingsovertraditionalmotorassemblies. The KEC cooler has high efficiency EC fans asstandardacrosstherange.

Assured performanceAllourcommercialunitcoolersarecertifiedundertheEurovent“CertifyAll”programmetoguaranteethateveryunitwillperformasspecified.

AvailabilityManyofthemodelsinthecommercialunitcoolerrangesareavailable ex-stock from your local distributor, with backupstocksheldattheUKmanufacturingplantcentre.

Backing our beliefsWeoffer12monthswarrantyonallproductsintherange,with24monthswarrantyonallKECcoolers.(subjecttostandardTerms & Conditions of Sale and excluding corrosionthroughmisapplication)

ruE ov tne

4-1

4-1

3-1

4-1

3-1

3-1

3-1

KEC

JG

TG

LDF

SN

KMe

DSR

0

kW 1

kW 10

kW 100

kW

.

Wk

9.6

-

7.1

Wk6.1-30

Wk4.3-5.0

Wk5.8-7.1

Wk.-2.1

Wk82-8.5

EC Fans

S

O

Note:S=StandardECfansetsO=OptionalECfansets

70

Commercial Unit Coolers

KEC

ECECfansetsoffertheoptimuminenergyefficientperformancecombinedwith lownoise levelsandhigh reliability.TheKECCoolerrangeusesECfansetsasstandardmakingitthemostenergyefficientcoolerproductavailable.Energyusagecanbeless than50%thatofsimilarproducts, resulting inaproductwith a reduced payback period, in addition to the followingbenefits;- Internalmotorprotection Longservicelife HighefficiencyacrossthefulloperatingrangeFormore informationonECfansets-pleaseseeSearlebro-chure“Energyefficientfansets”.

Quality AssuredSearleisaqualityassuredundertheEuroventISO9001:2000encompassingPerformanceTesting,ManufacturingSystemsandInspectionProcedures.

Eurovent CertificationTherangeiscertifiedundertheEuroventCERTIFY-ALLcoolerprogram,withperformancesratedinaccordancewithEN328.Datacoveredincludes:capacity,fanpowerandairflowrate,

General Range FeaturesMotors & FansetsSearleselects theoptimumcombinationofmotorsandfanstodeliverthebestperformanceforthecoolersizeandapplication range. All motors and fansets are verified forpowerinputandairvolumeinourResearch&Developmentdepartment.Specificmotordatadetailsareprovidedintherelevantsectionforeachcoolertype.

CaseworkThestandardSearlecoolercaseworkiswhitepowdercoated,ovencuredat180Ctoprovideaharddurablefinish.TheJGandNScoolersaremanufacturedusingaluminiumcasework,while theTG,LDF,KEC,KMeandDSRallutilisegalvanisedsteelcasing.

Thermoguard Coating (Optional)Searlehas installedapurposebuilt coating facility toapplytheThermoguardcoilprotectioncoatingtoanysizeofcoil.Thermoguardwithstandsalmostallchemicalvapourexposureconditionsandisidealforthefollowingapplicationareas:-

Corrosiveenvironments Aggressiveindustrialareas

CE MarkingSearle’s coolers are CE marked under the ‘Low VoltageDirective’.Underthe‘PressureEquipmentDirective’,allarecategory1or‘SEP’andthereforeexcludedfromit.

TM

TM

Range Features

o

S

Note:S=StandardECfansets

3PhaseOption

KMe

TheKMerangeofcoolersisideallysuitedtolargecoldroomsandsmallwarehouseswhereanefficientsolutionisrequired.TheKMecanalsobeusedforindustrialfoodprocessingandagriculturalapplications.

TofindtheoptionmodelfromtherangeitisrecommenedtousetheSearleSelectionSoftware.

TheKMeutilisestheuniqueSearle‘D’finwhichhasbeenspecifically developed for refrigeration applications. The‘D’ fin utilises ½” outside diameter tube with extendedinnersurface–‘riflebore’–tomaximiseperformanceandbalances the requirements of high efficiency heat transferwiththeneedtohavesecondarysurfaceonwhichtodepositfrostandmaximisetheperiodsbetweendefrosts.All coils are testedto35.8barandhaveamaximumoperatingpressureof20.7bar[exceptCO2coils–seeseparatetechnicalbrochure]

ECFans

Airstreamer–toextendtheairthrowofthestandard400mmfanset

Forkguard – a guard system to prevent accidentaldamage from forklift trucks or similar when siting the cooleratlowlevel.

Axialfans–forsignificantlyincreasedairthroworforexternalpressureof120Pa.

PeripheralHeaters – available in conjunctionwithaxial fans,recommendedforapplicationsbelow0°C.

Heavy Electric Defrost – comprises additional coil blockheaterstoincreasethetotaldefrostloadbyapproximately40%.

Fan Plate Heaters– toprevent fanbladecontactwith frostbuildupatlowtemperatures.

K M e 1 4 0 - 6 L - A V - 3 P H - C O 2 - E CRange KMe

Model 50,60,80,95,115,140,175

FinSpacing 4mm,6mm,8mm

FinMaterial blank=Aluminium,AV=VinylcoatedAluminium, CU=Copper,

ElectricalSupply Blank=1PH,3PH

Refrigerant Blank=HCFC,GLY=Glycol,CO2=CarbonDioxide

FansetOptions Blank=Standard400mmfansetAx=Axial,EC=ECFanset

Defrost Blank=Hightemperature,L=StandardElectric,L2=HeavyDutyElectric HG=HotGas,D=Coil&Tray/E=ElectricTray,A/B/C/D=type

KMe Options :-

Specification KMe

Selection Data

Model

Fan&MotorSpecification

Noof

fans4mm

m8mm

m

Airthrowstd/thrower

***

Noiselevel**

230V-1ph-50Hz 400V-3ph-50HzF.L.Camps

SCamps

F.L.Camps

SCamps

ElectricDefrost

400V-3ph

Standard Heavyduty

CoilW

PanW

TotalW

CoilW

PanW

KMe50

KMe60

KMe80

KMe95

KMe115

KMe140

KMe175

1

1

2

3

3

2

4

400

400

400

400

400

400

400

1410

1410

1410

1410

1410

1410

1410

17/26

19/29

19/29

17/26

19/29

17/26

17/26

19/29

22/34

22/34

19/29

19/29

19/29

22/34

60

60

63

63

65

65

66

190

190

190

190

190

190

190

1.5

1.5

15

1.5

1.5

1.5

1.5

3.3

3.3

3.3

3.3

3.3

3.3

3.3

190

190

190

190

190

190

190

0.65

0.65

0.65

0.65

0.65

0.65

0.65

2.6

2.6

2.6

2.6

2.6

2.6

2.6

1590

2400

3180

3180

4800

4800

5640

795

1200

1590

1590

2400

2400

2820

2385

3600

4770

4770

7200

7200

8460

2650

4000

5300

5300

8000

8000

9400

795

1200

1590

1590

2400

2400

2820

m3/s m2 dm3 kg

4mm

6mm

8mm

KMe50-4

KMe60-4

KMe80-4

KMe95-4

KMe115-4

KMe140-4

KMe175-4

KMe50-6

KMe60-6

KMe80-6

KMe95-6

KMe115-6

KMe140-6

KMe175-6

KMe50-8

KMe60-8

KMe80-8

KMe95-8

KMe115-8

KMe140-8

KMe175-8

7.36

8.70

12.21

14.78

18.41

22.29

27.92

6.20

7.45

9.74

12.50

14.62

18.70

23.86

5.82

6.95

8.75

11.70

13.20

17.54

22.36

7.14

8.44

11.84

14.34

17.86

21.62

27.08

6.01

7.23

9.45

12.13

14.18

18.14

23.14

5.5.65

6.74

8.49

11.35

12.80

17.01

21.69

6.70

7.92

11.11

13.45

16.75

20.28

25.41

5.64

6.78

8.86

11.38

13.30

17.02

21.71

5.30

6.32

7.96

10.65

12.01

15.96

20.35

8.76

10.35

14.53

17.59

21.91

26.53

33.22

7.38

8.87

11.59

14.88

17.40

22.25

28.39

6.93

8.27

10.41

13.92

15.71

20.87

26.61

0.89

0.96

1.89

1.78

2.83

2.68

3.45

0.98

1.01

2.00

1.95

3.00

2.93

3.86

1.02

1.03

2.05

2.04

3.07

3.06

4.06

37.8

56.0

50.4

75.6

75.6

113.4

134.4

25.9

38.3

34.5

51.81

51.8

77.7

92.1

19.9

29.5

26.5

39.8

39.8

259.7

70.8

6.7

9.5

8.4

12.5

12.2

18.4

21.6

6.7

9.5

8.4

12.5

12.2

18.4

21.6

6.7

9.5

8.4

12.5

12.2

18.4

21.6

2.1

2.9

2.6

3.9

3.8

5.6

6.6

2.1

2.9

2.6

3.9

3.8

5.6

6.6

2.1

2.9

2.6

3.9

3.8

5.6

6.6

1/2”

5/8”

5/8”

5/8”

7/8”

7/8”

7/8”

1/2”

5/8”

5/8”

5/8”

7/8”

7/8”

7/8”

1/2”

5/8”

5/8”

5/8”

7/8”

7/8”

7/8”

11/8”

11/8”

11/8”

11/8”

13/8”

13/8”

13/8”

11/8”

11/8”

11/8”

11/8”

13/8”

13/8”

13/8”

11/8”

11/8”

11/8”

11/8””

13/8”

13/8”

13/8”

85

112

129

139

170

195

217

83

109

126

135

166

190

212

84

110

127

136

167

191

214

Dryweight

Internalvolume

AirvolumeTotal

surfacearea

Refcharge

Inlet Outlet kg

ModelConnections

R404A R507A R134a R407C

Diameter Speed

mm mm W AdB(A) A W A A

Totalpower

CapacitykW8KDT1(SC2)* CoilData

Totalpower

Notes:Rating conditions:

ThedutiesshowninthiscatalogueareatEN328StandardCondition2(-8oCsaturatedsuctiontemperature,0oCairentering).Fordataonrefrigerantsnotshown,pleasecontactyoursupplier.

*DT1isthedifferencebetweentheenteringairtemperatureandthesaturatedsuctiontemperatureattheoutletofthecooler.

**Noiselevelsarebasedonfreefieldconditionsatadistanceof3m.Actualnoiselevelswilldependuponcoldstoreconstruction,storeloadingandthenumberofcoolersinstalled.

***Terminalairvelocity0.25m/s,freeairconditionsat10oC.Airthrowcannotbeconsideredonabsolutevaluebecausemanyfactorshaveasubstantialeffectonthedistanceachieved.

TotalPowerInputatStandardCondition2(-8oCsaturatedsuctiontemperature,0oCairentering).

Dimensions KMe

KMe50*

Model mm

HeaterWithdrawal

805

KMe60* 1200

KMe80* 1200

KMe95* 1200

KMe115* 1200

KMe140* 1200

KMe175* 1200

KMe50* 350

KMe60* 350

KMe80* 400

KMe95* 400

KMe115* 450

KMe140* 450

KMe175* 500

Model A

KMe50

Heaterremoval(seenote)

DrainConnection1“BSP(M)

MountingCTRS

Coi

lCon

nsE

nd

Ele

cC

onns

End

KMe60

Heaterremoval(seenote)

Coi

lCon

nsE

nd

MountingCTRS

Ele

cC

onns

End

DrainConnection1“BSP(M)

53.0

KMe80KMe95

Heaterremoval(seenote)

DrainConnection1“BSP(M)

MountingCTRS

Ele

cC

onns

End

KMe115KMe140

Coi

lCon

nsE

nd

Heaterremoval(seenote)

Coi

lCon

nsE

nd

Ele

cC

onns

End

DrainConnection1“BSP(M)

MountingCTRS

MountingCTRS

KMe50-95Oppositeendto

electricalconnectiononly

MountingCTRS MountingCTRS

Heaterremoval(seenote)

Coi

lCon

nsE

nd

Ele

cC

onns

End

DrainConnection1“BSP(M)

Correction Factors

Cooler DT1 - WET

(multiplycapacitybyappropriatecorrectionfactortogiveperformanceatchosenconditions)

-

R404A/507AR134a

Refrigerant

CapacityFactor(dewpoint,DT1) 1.000.911.001.18*1.35*

CapacityFactor(midpoint,DT1)0.970.911.000.911.01

RefrigerantChargeDensity(kg/dm)0.3120.3380.3130.3320.3323

R404AR134aR507AR407AR407C

The duties presented in the specification tables are nominal capacities for operational (or ‘wet’) conditions. They have beencalculatedfromthetested‘dry’conditions,conductedinaccordancewithEN328,usingratiosasspecifiedbyEuroventStandard7/C/001whichareshown.Testsareconductedunderdryconditionswhichallowsperformancetostabilliseandpermitsmeasurementoveraprolongedperiod.Pleasenotethattheseratiosarealreadyincludedintheperformancedata.

0.97

0.97

FactorsapplytoallCoolers

SearleManufacturingCompanyNewgateLane,Fareham,Hampshire,PO141AR,UK

Telephone: +44(0)1329823344Facsimile: +44(0)1329821242Email: sales@searle.co.ukWebsite: www.searle.co.uk

Wereservetherighttochangeinwholeorpart,thespecificationdetailedinthisbrochurewithoutpriornoticeand,whennecessarytoachievecontinuousproduction,tousealternativecompetitivedesignsofsubcontractcomponentsmadebyvariousmanufacturers.

AirCoolersMay07/01PartNo.273-103-049